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    • 1. 发明授权
    • Driving apparatus for a motor
    • 电机驱动装置
    • US07332888B2
    • 2008-02-19
    • US11359405
    • 2006-02-23
    • Koichiro NagataToshiaki OkuyamaHaruo NemotoToshio Katayama
    • Koichiro NagataToshiaki OkuyamaHaruo NemotoToshio Katayama
    • H02P27/04
    • H02P21/09
    • A motor driving apparatus includes: a current instruction calculator, for calculating a current instruction value based on a deviation between a speed instruction value and an estimated speed value; a current controller, for controlling an output current based on the current instruction value; a frequency instruction calculator, for calculating a frequency instruction value based on an output voltage instruction value or an output voltage detection value, wherein, when an induction motor is to be activated, the current instruction value and the frequency instruction value are calculated directly using the speed instruction value, and an output current and an output frequency are controlled in accordance with the current instruction value and the frequency instruction value.
    • 电动机驱动装置包括:当前指令计算器,用于基于速度指令值和估计速度值之间的偏差来计算当前指令值; 电流控制器,用于基于当前指令值来控制输出电流; 频率指令计算器,用于基于输出电压指令值或输出电压检测值计算频率指令值,其中当感应电动机被激活时,直接使用所述电流指令值和频率指令值来计算当前指令值和频率指令值 速度指令值,输出电流和输出频率根据当前指令值和频率指令值进行控制。
    • 2. 发明申请
    • Driving apparatus for a motor
    • 电机驱动装置
    • US20060192521A1
    • 2006-08-31
    • US11359405
    • 2006-02-23
    • Koichiro NagataToshiaki OkuyamaHaruo NemotoToshio Katayama
    • Koichiro NagataToshiaki OkuyamaHaruo NemotoToshio Katayama
    • H02P27/04
    • H02P21/09
    • A motor driving apparatus includes: a current instruction calculator, for calculating a current instruction value based on a deviation between a speed instruction value and an estimated speed value; a current controller, for controlling an output current based on the current instruction value; a frequency instruction calculator, for calculating a frequency instruction value based on an output voltage instruction value or an output voltage detection value, wherein, when an induction motor is to be activated, the current instruction value and the frequency instruction value are calculated directly using the speed instruction value, and an output current and an output frequency are controlled in accordance with the current instruction value and the frequency instruction value.
    • 电动机驱动装置包括:当前指令计算器,用于基于速度指令值和估计速度值之间的偏差来计算当前指令值; 电流控制器,用于基于当前指令值来控制输出电流; 频率指令计算器,用于基于输出电压指令值或输出电压检测值计算频率指令值,其中当感应电动机被激活时,直接使用所述电流指令值和频率指令值来计算当前指令值和频率指令值 速度指令值,输出电流和输出频率根据当前指令值和频率指令值进行控制。
    • 3. 发明授权
    • Electric motor drive system and electric motor control method
    • 电动机驱动系统及电动机控制方式
    • US08115442B2
    • 2012-02-14
    • US12359454
    • 2009-01-26
    • Koichiro NagataToshio Katayama
    • Koichiro NagataToshio Katayama
    • H02P1/24
    • H02P5/747H02P21/18
    • An electric motor drive system having current detecting sections for detecting the currents flowing into electric motors, speed variation calculating sections for calculating the speed variation estimating values for the electric motors in accordance with the motor currents detected by the current detecting sections and the current command values for the motors corresponding to the detected currents and a speed uniformizing voltage compensating section for delivering the values that serve to compensate the amplitudes of the voltages applied to the electric motors in such a manner that the speed variation estimating values calculated by the speed variation calculating sections become equal to a predetermined value.
    • 一种电动机驱动系统,其具有用于检测流入电动机的电流的电流检测部分,用于根据由电流检测部分检测的电动机电流计算电动机的速度变化估计值的速度变化计算部分和当前指令值 对于与检测到的电流相对应的电动机,以及速度均匀化电压补偿部分,用于传送用于补偿施加到电动机的电压幅度的值,使得由速度变化计算部分计算的速度变化估计值 变得等于预定值。
    • 4. 发明申请
    • Image pickup apparatus and method for controlling the same
    • 摄像装置及其控制方法
    • US20070092239A1
    • 2007-04-26
    • US11511817
    • 2006-08-29
    • Toshio Katayama
    • Toshio Katayama
    • G03B17/00G03B3/00
    • H04N5/232G02B7/08H04N5/2254
    • An image pickup apparatus includes a relative phase detecting unit operable to detect an amount of change in a relative phase associated with movement of a movable portion; an origin point position detecting unit operable to detect that the position of a reference part passes through an origin point; a relative position deriving unit operable to derive information on a relative position of the movable portion; a relative detection position retaining unit operable to retain a relative detection position of the movable portion based on the information on the relative position obtained at the time of the detection by the origin point position detecting unit; a calculating unit operable to calculate an absolute detection phase based on the relative detection position of the movable portion and to generate a drive signal based on the absolute detection phase; and a driving unit operable to move the movable portion to the reset position based on the drive signal.
    • 图像拾取装置包括相对相位检测单元,其可操作以检测与可移动部分的移动相关联的相对相位的变化量; 原点位置检测单元,其可操作以检测参考零件的位置通过原点; 相对位置导出单元,其可操作以获得关于所述可移动部分的相对位置的信息; 相对检测位置保持单元,其可操作以基于由所述原点位置检测单元检测到的所述相对位置的信息来保持所述可动部的相对检测位置; 计算单元,其可操作以基于所述可移动部分的相对检测位置计算绝对检测相位,并且基于所述绝对检测相位生成驱动信号; 以及驱动单元,其可操作以基于所述驱动信号将所述可移动部分移动到所述复位位置。
    • 7. 发明授权
    • System and method for assisting consideration of selection including obtaining degree-of-necessity of a question from answer data
    • 用于辅助考虑选择的系统和方法,包括从答案数据获得问题的必要性
    • US07974872B2
    • 2011-07-05
    • US10200134
    • 2002-07-23
    • Toshio KatayamaTsukasa Makita
    • Toshio KatayamaTsukasa Makita
    • G06F17/60
    • G06F17/3061G06Q30/02G06Q30/0201G06Q30/0631
    • A system (and method) assists consideration of selection that recommends selection candidates to a considerer who is considering selection in a certain field in order to assist determination of selection with which the considerer is satisfied. A question concerning the field is sent to a considerer and answer data is received from the considerer by the system. A degree-of-significance of each evaluation item in the field is estimated from the answer data. A degree-of-recommendation representing to which degree each selection candidate can be recommended to the considerer is calculated from evaluation data for each evaluation item with respect to each piece of selection candidate data in the field and the degree-of-significance of the considerer with respect to each evaluation item. Then, degrees of recommendation of selection candidate data in the field are presented to the considerer without change or after processing the data.
    • 系统(和方法)有助于考虑向选择候选人推荐选择候选人的选择,该委托人正在考虑在某一领域中进行选择,以协助确定委托人满意的选择。 有关该领域的问题被发送给服务主,并且答复数据是由系统从顾客那里收到的。 根据回答数据估算出现场中每个评估项目的重要程度。 根据每个评估项目的评估数据,根据该领域中的每一个选择候选数据和委托人的重要程度计算每个候选人可以推荐给顾客的推荐程度 关于每个评估项目。 然后,该字段中的选择候选数据的推荐程度在不改变或处理数据之后被呈现给主体。
    • 8. 发明授权
    • Selection of an auto focusing method in an imaging apparatus
    • 在成像装置中选择自动聚焦方法
    • US08203642B2
    • 2012-06-19
    • US11859262
    • 2007-09-21
    • Hisamo SogawaShinichi FujiiKazumi KageyamaToshio KatayamaMasato Yamaguchi
    • Hisamo SogawaShinichi FujiiKazumi KageyamaToshio KatayamaMasato Yamaguchi
    • H04N5/232
    • H04N5/23212G02B7/285G03B3/00G03B7/28G03B13/36G03B17/18G03B19/12H04N5/23245
    • An imaging apparatus includes an imaging device receiving light from an object through an imaging lens at a predetermined imaging plane and performing photoelectric conversion of an object image to generate a captured image; a phase-difference detector for receiving the light from the object and generating a phase-difference detection signal corresponding to a focus level of the object image; an evaluation-value calculator for calculating a predetermined evaluation value corresponding to a contrast of the object image on the basis of the captured image; and a determining unit for selecting an optimum AF method from among a plurality of AF methods in which the phase-difference detection signal obtained by the phase-difference detecting unit and the predetermined evaluation value based on the captured image are used selectively or in combination, the optimum AF method being selected in accordance with image-capturing conditions of the object.
    • 一种成像装置,包括:成像装置,其通过成像透镜在预定的成像面处接收来自物体的光,并进行对象图像的光电转换,生成拍摄图像; 相位差检测器,用于接收来自对象的光,并产生与对象图像的焦点水平相对应的相位差检测信号; 评估值计算器,用于基于所捕获的图像计算与所述对象图像的对比度相对应的预定评估值; 以及用于从多个AF方法中选择或组合地使用由相位差检测单元获得的相位差检测信号和基于拍摄图像的预定评估值的多个AF方法中的选择最佳AF方法的确定单元, 根据对象的图像拍摄条件选择最佳AF方法。
    • 10. 发明授权
    • Image pickup apparatus
    • 摄像设备
    • US08106997B2
    • 2012-01-31
    • US12421828
    • 2009-04-10
    • Junko NagahataHisamo SogawaTsuyoshi KishimotoToshio Katayama
    • Junko NagahataHisamo SogawaTsuyoshi KishimotoToshio Katayama
    • G03B13/36
    • H04N5/23212
    • In an image pickup apparatus, a light receiving unit produces a first signal at a first timing and a second signal at a second timing later than the first timing. First and second parameters for detecting a scene change are acquired based on the first and second signals, respectively. The presence or the absence of a scene change is determined based on both the parameters. The apparatus further includes a selecting unit configured to select a focusing target AF area from among a plurality of AF areas, and a focusing control unit configured to execute focusing control by using focusing information with respect to the AF area selected by the selecting unit. When the determining unit determines that the scene change is not present, the selecting unit selects the AF area having been selected at the first timing, as the focusing target AF area, at the second timing continuously.
    • 在图像拾取装置中,光接收单元在第一定时产生第一信号,在比第一定时晚的第二定时产生第二信号。 分别基于第一和第二信号获取用于检测场景变化的第一和第二参数。 基于这两个参数确定场景变化的存在或不存在。 该装置还包括:选择单元,被配置为从多个AF区域中选择聚焦目标AF区域;以及聚焦控制单元,被配置为通过使用关于由选择单元选择的AF区域的聚焦信息来执行聚焦控制。 当确定单元确定不存在场景改变时,选择单元连续地在第二定时处选择在第一定时被选择的AF区域作为聚焦目标AF区域。